Subaru Impreza 2.0 STI 280 hp — Stage 1 file
hp
Stage 1 file for Subaru Impreza 2.0 STI 280 hp
Target +0 hp. Custom development for your engine.
Chip tuning for Subaru Impreza 2.0 STI 280 hp ECU
Subaru Impreza (2011) 2.0 STI 280 hp — mass-market petrol engine of the passenger segment of the Subaru Corporation (Toyota владеет 20%) group (Япония, 1953). A petrol engine built in 2011 — a Tricore platform without strong protection; OBD access works.
The WRX STI is Subaru's iconic rally model. Subaru is a Japanese carmaker specialising in flat engines and all-wheel drive. Subaru has a technical partnership with Toyota (the BRZ/GR86 is a shared model). The EJ series (legacy) and the FA/FB series are Subaru's iconic Boxer engines. Subaru's petrol range comprises naturally aspirated and turbo flat engines. On the turbo WRX, Stage 1 delivers a confident gain.
On turbo Subaru engines, Stage 1 delivers a noticeable gain. The Subaru community in JDM and rally culture is the largest for the WRX/STI. High-output Subaru WRX models sit in the turbo segment, with solid headroom for Stage 1.
Frequently asked questions
What changes in the Subaru Impreza ECU after Stage 1?
Stage 1 on the Subaru Impreza 2.0 STI 280 hp is a software ECU calibration with no hardware changes. The key maps (boost/ignition/lambda/torque) are adjusted while factory tolerances are preserved.
What does Stage 1 give on the powerful Subaru Impreza 2.0 STI 280 hp?
Stage 1 on the powerful Subaru Impreza 2.0 STI 280 hp “lifts” the factory limiters with no hardware changes. The gain is noticeable in the mid and upper range. There is headroom left for moving to Stage 2 (downpipe + intake + intercooler).
How does Stage 2 differ from Stage 1 on the Subaru Impreza 2.0 STI 280 hp?
Stage 2 for the Subaru Impreza 2.0 STI 280 hp is Stage 1 plus hardware changes: a downpipe, a larger intake and a performance intercooler. The gain is considerably higher, but it requires professional component selection.
Does Stage 1 void the warranty on the Subaru Impreza?
Stage 1 on the Subaru Impreza voids the factory warranty on the engine and transmission — this is standard for all manufacturers. CHIPOK provides its own warranty on the quality of the remap.
How quickly is chip tuning of the Subaru Impreza 2.0 STI 280 hp done?
The full remap cycle for the Subaru Impreza — from reading to writing the final file — takes 30-90 minutes depending on the ECU access method. The file is prepared at CHIPOK in 5-30 minutes.
Can you return to stock after Stage 1 on the Subaru Impreza?
The original Subaru Impreza ECU is always saved before flashing. Rolling back to the factory firmware is done with the same programmer in 25-30 minutes.
How much does Stage 1 cost for the Subaru Impreza 2.0 STI 280 hp?
The cost of Stage 1 for the Subaru Impreza 2.0 STI 280 hp is calculated in the calculator on this page — you select the options (DPF off, EGR off, AdBlue off, DTC off, etc.) and the price is capped by the package Max Price. Payment is by credits (1 cr = 1 €), with no subscriptions.